def migrate_vms_from_image_with_network_mapping(id_file):
ids = utils.read_ids_from_file(id_file)
nova_from = get_nova("from")
to_vms = get_vm_list('to')
for uuid in ids:
try:
server = nova_from.servers.get(uuid)
if server.status == 'SHUTOFF':
print "Finding image for server with UUID:", uuid
new_name = "migration_vm_image_" + server.id
# print new_name
image = glance_common.get_image_by_name("to", new_name)
if image:
print "Found image with name: ", image.name
# need to check for VMs that were already re-created on the TO side:
dup_vms = filter(lambda to_vms: to_vms.name == server.name,
to_vms)
duplicate = False
for dup in dup_vms:
if dup.metadata['original_vm_id'] == server.id:
print "Duplicate VM on TO side already found, skipping VM:", server.name, server.id
duplicate = True
if duplicate is False:
create_vm(server, image=image)
else:
print "Did not find image in 'to' environment with name:", new_name
else:
print "1 Server with UUID:", uuid, " is not shutoff. It must be in SHUTOFF status for this action."
except nova_exc.NotFound:
print "2 Server with UUID", uuid, "not found"
def boot_from_vms_from_image_with_network_mapping(id_file, custom_network='none', key='default', user_data='default'):
ids = utils.read_ids_from_file(id_file)
nova_from = get_nova("from")
to_vms = get_vm_list('to')
for uuid in ids:
try:
server = nova_from.servers.get(uuid)
if server.status == 'SHUTOFF':
image_name = "migration_vm_image_" + server.id
image = glance_common.get_image_by_name('to', image_name)
# # need to check for VMs that were already re-created on the TO side:
dup_vms = filter(lambda to_vms: to_vms.name == server.name, to_vms)
duplicate = False
for dup in dup_vms:
if 'original_vm_id' in dup.metadata:
if dup.metadata['original_vm_id'] == server.id:
print "Duplicate VM on TO side already found, skipping VM:", server.name, server.id
duplicate = True
if duplicate is False:
create_vm_from_image_with_network_mapping(server, image, network_name=custom_network, key=key, user_data=user_data)
else:
print "1 Server with UUID:", uuid, " is not shutoff. It must be in SHUTOFF status for this action."
except nova_exc.NotFound:
print "2 Server with UUID", uuid, "not found"
def upload_volume_to_image_by_vm(destination, volume):
cinder = get_cinder(destination)
old_image = glance_common.get_image_by_name('from', volume.name)
if old_image:
image_name = volume.name
container_format = old_image.container_format
disk_format = old_image.disk_format
cinder.volumes.upload_to_image(volume, force=True, image_name=image_name,
container_format=container_format, disk_format=disk_format)
print "Image " + image_name + " created from volume ID " + volume.id
def upload_volume_to_image_by_vm(destination, volume):
cinder = get_cinder(destination)
old_image = glance_common.get_image_by_name('from', volume.name)
if old_image:
image_name = volume.name
container_format = old_image.container_format
disk_format = old_image.disk_format
cinder.volumes.upload_to_image(volume,
force=True,
image_name=image_name,
container_format=container_format,
disk_format=disk_format)
print "Image " + image_name + " created from volume ID " + volume.id
return myvol
def create_volume_from_image(destination, volume, single=False):
cinder = get_cinder(destination)
try:
from_tenant = volume.__dict__['os-vol-tenant-attr:tenant_id']
tenant = keystone_common.find_opposite_tenant_id(from_tenant)
except Exception, e:
tenant = None
# user = keystone_common.find_opposite_user_id(volume.user_id)
if single:
image_name = "single_migration_volume_image_" + volume.id
else:
image_name = "migration_volume_image_" + volume.id
image = glance_common.get_image_by_name('to', image_name)
if image:
if volume.volume_type == 'None':
myvol = cinder.volumes.create(size=volume.size,
snapshot_id=volume.snapshot_id,
name=volume.name,
description=volume.description,
#volume_type=volume.volume_type,
# user_id=user, #todo:fixthis
project_id=tenant,
availability_zone=volume.availability_zone,
metadata=volume.metadata,
imageRef=image.id,
source_volid=volume.source_volid
)
else:
return myvol
# on the "TO" side only
def create_volume_from_image(destination, volume, single=False):
cinder = get_cinder(destination)
try:
from_tenant = volume.__dict__['os-vol-tenant-attr:tenant_id']
tenant = keystone_common.find_opposite_tenant_id(from_tenant)
except Exception, e:
tenant = None
# user = keystone_common.find_opposite_user_id(volume.user_id)
if single:
image_name = "single_migration_volume_image_" + volume.id
else:
image_name = "migration_volume_image_" + volume.id
image = glance_common.get_image_by_name('to', image_name)
if image:
meta = volume.metadata
meta.update({'original_volume_id': volume.id})
meta.update({'original_boot_status': volume.bootable})
if volume.attachments:
for att in volume.attachments:
meta.update({'original_vm_id': att['server_id']})
meta.update({'original_device': att['device']})
version = float(cinder.version)
if version >= 2.0:
if volume.volume_type == 'None':
myvol = cinder.volumes.create(size=volume.size,
snapshot_id=volume.snapshot_id,
name=volume.name,
